ATMEGA88-20MU

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ATMEGA88-20MU

+BOM

IC MCU 8BIT 8KB FLASH 32VQFN

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Specifications

Attribute Value
Series AVR® ATmega
Part Status Active
DigiKey Programmable Verified
Core Processor AVR
Core Size 8-Bit
Speed 20MHz
Connectivity I2C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 23
Program Memory Size 8KB (4K x 16)
Program Memory Type FLASH
EEPROM Size 512 x 8
RAM Size 1K x 8
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 32-VQFN (5x5)
Package / Case 32-VFQFN Exposed Pad
Base Product Number ATMEGA88

Overview

Description

The ATMEGA88-20MU is an 8-bit microcontroller from Microchip Technology, belonging to the AVR family. It is designed for efficient performance with low power consumption, making it ideal for embedded systems. Key features include 8K bytes of in-system programmable Flash memory, 1K byte of SRAM, and 512 bytes of EEPROM. It operates at a maximum clock frequency of 20 MHz.
The ATMEGA88-20MU is equipped with a wide range of peripherals, such as timers, counters, a USART, SPI interface, and I2C compatibility, making it versatile for various applications. It also includes a 10-bit ADC, which supports up to 8 single-ended channels, for applications requiring analog-to-digital conversion.
The microcontroller supports a wide operating voltage range from 1.8V to 5.5V, offering flexibility in different power environments. Its compact VQFN (Very Thin Quad Flat No-Lead) package allows for space-efficient designs. Additionally, the device features advanced RISC architecture, providing 131 powerful instructions, mostly executed in a single clock cycle. The ATMEGA88-20MU is widely used in consumer electronics, automotive, and industrial applications due to its reliability and ease of integration.

Equivalent

Equivalent products to the ATMEGA88-20MU, an 8-bit microcontroller from Microchip (formerly Atmel), include:
1. ATMEGA88PA-AU: A similar variant with power-saving features.
2. ATMEGA168-20AU: Offers more memory but similar architecture.
3. ATTINY88-MU: A smaller package alternative with fewer peripherals.
4. PIC16F1947: From Microchip, offering similar functionality.
5. STM8S103F3: From STMicroelectronics, comparable 8-bit microcontroller.
These alternatives may differ in features, packaging, or power consumption, so verification is needed for specific application requirements.

Features

The ATmega88-20MU is a microcontroller from the AVR family by Microchip Technology. It features an 8-bit RISC architecture that is efficient and powerful, with 8 KB of in-system programmable Flash memory. The device operates at a maximum clock speed of 20 MHz. It includes 1 KB of SRAM and 512 Bytes of EEPROM for data retention.
The ATmega88-20MU offers 23 general-purpose I/O lines and supports various communication interfaces, such as SPI, I2C (TWI), and USART, making it versatile for different applications. It also has a 6-channel 10-bit ADC, providing analog-to-digital conversion capabilities. Other features include a programmable watchdog timer with an internal oscillator, multiple power-saving modes, and enhanced power management options.
This microcontroller is suitable for compact designs, offering a QFN32 package that is surface-mountable, providing flexibility in circuit design. It operates in a voltage range of 1.8V to 5.5V, making it ideal for low-power applications. The ATmega88-20MU is often used in embedded systems, consumer electronics, and industrial automation.

Pinout

The ATmega88-20MU is a microcontroller from Microchip Technology, part of the AVR family. It comes in a 32-pin QFN (Quad Flat No-leads) package. The microcontroller features 23 general-purpose I/O pins, making it versatile for various applications.
Key functionalities include:
1. CPU: 8-bit AVR architecture.
2. Memory:
- Flash: 8KB for program storage.
- SRAM: 1KB for data storage.
- EEPROM: 512 bytes for non-volatile data storage.
3. Timers: Three timers (one 16-bit and two 8-bit) for timing and waveform generation.
4. Communication Interfaces:
- USART for serial communication.
- SPI for synchronous data communication.
- I2C (TWI) for interfacing with other peripherals.
5. ADC: 10-bit Analog-to-Digital Converter with up to 8 channels for analog signal processing.
6. PWM: Pulse Width Modulation outputs for motor control and signal modulation.
7. Interrupts: External and pin-change interrupts for responsive applications.
8. Oscillator: Can operate with an internal or external clock source.
These features make it suitable for embedded systems, robotics, and industrial automation applications.

Manufacturer

The ATMEGA88-20MU is manufactured by Microchip Technology Inc. This company is a leading provider in the semiconductor industry, specializing in the production of microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. Microchip Technology serves a broad range of markets, including automotive, industrial, consumer, aerospace, and computing. They focus on delivering comprehensive solutions for embedded control applications, offering products that are designed to meet the diverse needs of developers and engineers in creating innovative electronic devices.

Application

The ATMEGA88-20MU is a microcontroller widely used in various applications due to its versatility and low power consumption. Key application areas include:
1. Embedded Systems: Used in small-scale embedded systems for automation and control tasks.
2. Consumer Electronics: Incorporated into gadgets and home appliances for efficient control.
3. IoT Devices: Acts as a core component in Internet of Things devices for data collection and processing.
4. Automotive: Used in automotive applications for sensors and actuators.
5. Robotics: Powers small robots, providing control and processing capabilities.
6. Industrial Automation: Facilitates process automation and control systems.
7. Medical Devices: Embedded in portable medical equipment for monitoring and diagnostics.

Package

The ATMEGA88-20MU is a microcontroller from Microchip Technology, and it comes in a QFN (Quad Flat No-leads) 32 package type. This package is compact and suitable for surface mounting, typically used in various electronic applications where space is a concern.

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